Basic Molecular Calculation

  • Chemistry
  • Thread starter liam91
  • Start date
  • #1
You have to show your attempts at answering the question, this is a forum policy. Also, all homework like questions should go to homework forum.

Homework Statement


- How many grams of NaCl (molecular weight = 58 Da) would you have to dissolve in 50ml to make a 2M stock solution?

The Attempt at a Solution


I have thought about simply multiplying 58 by 0.1 = 5.8 g, but am not sure if this is correct.

It's just the daltons that are throwing me a bit off, also I wasn't too sure if i should be implementing n = m/M.

Thanks everyone.
 
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Answers and Replies

  • #2
Borek
Mentor
29,206
3,881
What relevant equations do you know?
 
  • #3
Borek
Mentor
29,206
3,881
I have thought about simply multiplying 58 by 0.1 = 5.8 g, but am not sure if this is correct.

Where did you got 0.1 from? (Note: I am not saying it is wrong, I am just asking where it came from).
 

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